package com.yueqianshop.cart.controller;

import com.yueqianshop.cart.interceptor.CartInterceptor;
import com.yueqianshop.cart.service.CartService;
import com.yueqianshop.cart.vo.Cart;
import com.yueqianshop.cart.vo.CartItem;
import com.yueqianshop.cart.vo.UserInfoTo;
import com.yueqianshop.common.constant.AuthServerConstant;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;
import java.util.List;
import java.util.concurrent.ExecutionException;

@Controller
public class CartController {

    @Autowired
    CartService cartService;



    //获取所有选中的购物项
    @GetMapping("/getCheckedCartItem")
    @ResponseBody
    public List<CartItem> getCheckedCartItem(){
        return cartService.getCheckedCartItem();
    }



    @GetMapping("/deleteItem")
    public String deleteItem(@RequestParam("skuId") Long skuId){
        cartService.deleteItem(skuId);
        return "redirect:http://cart.yueqianshop.com/cart.html";
    }




    @GetMapping("/countItem")
    public String countItem(@RequestParam("skuId") Long skuId,@RequestParam("num") Integer num){
        cartService.changeItemCount(skuId,num);
        return "redirect:http://cart.yueqianshop.com/cart.html";
    }


    @RequestMapping("/cartItem")
    public String checkItem(@RequestParam("skuId") Long skuId,@RequestParam("check") Integer check){
        cartService.checkItem(skuId,check);
        return "redirect:http://cart.yueqianshop.com/cart.html";
    }


    @GetMapping("/cart.html")
    public String cartListPage(Model model) throws ExecutionException, InterruptedException {

        //1.得到用户信息，id，user-key

        //System.out.println(userInfoTo);
        Cart cart = cartService.getCart();
        model.addAttribute("cart" , cart);
        return "cartList";

    }

    /**
     * 添加商品到购物车
     * @return
     */
    @GetMapping("/addToCart")
    public String addToCart(@RequestParam("skuId") Long skuId, @RequestParam("num") Integer num, RedirectAttributes ra) throws ExecutionException, InterruptedException {

        CartItem cartItem = cartService.addToCart(skuId,num);
        ra.addAttribute("skuId",skuId);
        return "redirect:http://cart.yueqianshop.com/addToCartSuccess.html";
    }


    /**
     * 跳转到成功页
     * @param skuId
     * @param model
     * @return
     */
    @GetMapping("/addToCartSuccess.html")
    public String addToCartSuccessPage(@RequestParam("skuId") Long skuId, Model model) {
        //重定向到成功页面。再次查询购物车数据即可
        CartItem item = cartService.getCartItem(skuId);
        model.addAttribute("item",item);
        return "success";
    }
}
